Microsoft 365 Copilot offers a lower entry point at $18 per seat monthly on an annual plan, compared to ChatGPT Business’s $20 annual rate for a Standard seat. Both platforms scale significantly based on features, with ChatGPT Premium reaching $125 per month for monthly billing and Microsoft 365 Business Premium with Copilot reaching $38.40 per month on a monthly subscription.
Choosing between these tools depends on whether your team requires deep integration with existing Microsoft workflows or a standalone conversational interface. Most enterprise seats break even with less than one hour of time saved per month, making the primary decision one of platform ecosystem rather than just monthly cost.
Break-even value per seat
| Plan |
Price / seat / month |
Hours to break even at $50/h |
Hours to break even at $75/h |
Hours to break even at $100/h |
| Microsoft 365 Copilot — Microsoft 365 Copilot Business |
$18 |
0.4 h |
0.2 h |
0.2 h |
| ChatGPT — Standard seat |
$20 |
0.4 h |
0.3 h |
0.2 h |
| Microsoft 365 Copilot — Microsoft 365 Business Standard with Copilot |
$23.50 |
0.5 h |
0.3 h |
0.2 h |
| ChatGPT — Standard seat |
$25 |
0.5 h |
0.3 h |
0.2 h |
| Microsoft 365 Copilot — Microsoft 365 Copilot Business |
$25.20 |
0.5 h |
0.3 h |
0.3 h |
| Microsoft 365 Copilot — Microsoft 365 Business Standard with Copilot (Monthly) |
$28.20 |
0.6 h |
0.4 h |
0.3 h |
Break-even hours = seat price ÷ loaded hourly cost. Each seat pays for itself once it saves that much verified time per month.
Which plan fits your team size?
ChatGPT Business is structured for teams of 2 to 200 employees, offering discounts up to 75% for certain organizations. Microsoft 365 Copilot provides more granular pricing tiers, including options that bundle the AI with Microsoft 365 Business Standard or Premium licenses.
What is the break-even point for AI spend?
At a loaded hourly cost of $100, a Microsoft 365 Copilot Business seat at $18/month pays for itself in just 0.2 hours of saved time. Even at the $28.20 monthly rate for Microsoft Business Standard with Copilot, an employee only needs to reclaim 0.3 hours per month to justify the expense.
Measuring the return on AI adoption
Finance teams should move beyond seat costs to track realized time savings against the baseline. NetLift helps organizations quantify this value by mapping tool usage to specific work outputs. If a $25 ChatGPT seat doesn't demonstrably save at least 30 minutes of effort for a $50/hour employee, the investment isn't meeting its return hurdle.
Sources
All pricing on this page comes from official vendor pages: